Home / 172,448,349.60-258,672,524.40-159,977,200.80

Finding the Fourth Proportional to 172,448,349.60, 258,672,524.40 and 159,977,200.80

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Solution

The fourth proportional to 172,448,349.60, 258,672,524.40 and 159,977,200.80 is: 239,965,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,448,349.60 : 258,672,524.40 = 159,977,200.80 : x
  2. Step 2: Convert to fraction form
    172,448,349.60/258,672,524.40 = 159,977,200.80/x
  3. Step 3: Cross multiply
    172,448,349.60x = 258,672,524.40 × 159,977,200.80
  4. Step 4: Simplify right side
    172,448,349.60x = 41,381,706,377,381,704
  5. Step 5: Solve for x
    x = 41,381,706,377,381,704/172,448,349.60
  6. Step 6: Final answer
    x = 239,965,801.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.